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GTX 760 8-pin power connector problems

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SgtCatastrophe
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2013/08/07 19:57:42 (permalink)
I'm currently using my 760 that I waited weeks to step-up to. No problems software wise, but hardware wise, I wanted to chuck the adapter off a cliff. I spent over 30 minutes trying to plug the 8-pin power adapter that came with the card into it's 8-pin slot, and it just wouldn't go in so I'm stuck with using 2 6-pin pci-e connectors. I shouldn't be doing it but that's the only way. I sat there and rearranged and moved around the wires trying to get the 8-pin power connector to slide in and click into place, but it simply wouldn't do it. The connector would only go in half way then just stop, like something was blocking it but nothing was. Who's the guy who designed this type of connector? Why not just stick with the 8-pin cpu style connector? That would have made installation of this thing a lot easier since I already had an 8-pin connector coming from my power supply, but instead I had to use an adapter that wouldn't connect to the card for some reason. I'll try again sometime but it really just doesn't make sense. Hopefully I don't encounter any problems power-wise when playing games since I'm using 2X 6-pin PCIE instead of a 6-pin+8-pin PCIE combo.
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    _Nite_
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    Re:GTX 760 8-pin power connector problems 2013/08/07 20:05:54 (permalink)
    Yea those adapters can be tricky, I used them in the past
     
    I suggest you get a power supply that has 6+2 pin plugs so you can switch between 6 pin and 8 pin on cards as you upgrade

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    XrayMan
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    Re:GTX 760 8-pin power connector problems 2013/08/07 20:17:59 (permalink)
     
    This is why I only use Modular Power Supplies. I use the Corsair AX1200. I have all the cables I need already supplied for any Graphics card.

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    #3
    _Nite_
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    Re:GTX 760 8-pin power connector problems 2013/08/07 20:19:32 (permalink)
    XrayMan

     
    This is why I only use Modular Power Supplies. I use the Corsair AX1200. I have all the cables I need already supplied for any Graphics card.

     
    yea more then enough for a single 580 classified You could run 3 of them in Tri SLI if you wanted on that lol

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    XrayMan
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    Re:GTX 760 8-pin power connector problems 2013/08/07 20:23:24 (permalink)
    _Nite_

    XrayMan


    This is why I only use Modular Power Supplies. I use the Corsair AX1200. I have all the cables I need already supplied for any Graphics card.


    yea more then enough for a single 580 classified You could run 3 of them in Tri SLI if you wanted on that lol


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    #5
    jgculp
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    Re:GTX 760 8-pin power connector problems 2013/08/08 08:07:37 (permalink)
    Wow, hard to believe that the adapter they sent with card doesn't actually work with the card.
     
    Have you had a chance to test it out running some games?
    #6
    SgtCatastrophe
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    Re:GTX 760 8-pin power connector problems 2013/08/10 20:28:59 (permalink)
    So I've put in a support ticket for my 760 just a few minutes ago. I'm starting to think this card has a defect and I'm fixing to RMA it if I don't get this figured out. Its just so annoying to wait weeks for the card only to find the adapter or the graphic's card is possibly messed up.
    #7
    SgtCatastrophe
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    Re:GTX 760 8-pin power connector problems 2013/08/10 20:42:04 (permalink)
    This is even more interesting. According to the 760 on Nvidia's website, the 760 is powered by two 6-pins, but this EVGA version has a 6 and 8 pin power ports.
    #8
    SgtCatastrophe
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    Can I run my 760 with two 6-pins? 2013/08/11 14:53:23 (permalink)
    So a while back I posted a thread about my 760's power connector problems. It seems that I just can't get its 8-pin in, so is it possible to run the 760 at its best with just two 6-pins? According to Nvidia's website the 760 runs off of two 6-pins but EVGA's version has a 6-pin and an 8-pin instead. So, will I experience any problems with the card's performance by using two 6-pins instead?
    #9
    _Nite_
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    Re:Can I run my 760 with two 6-pins? 2013/08/11 15:01:48 (permalink)
    anyway 2 x 6 pin should work if you keep the card at stock, the extra 2 pins are mostly just for better stability with overclocking. 
     
    I strongly recommend you just replace your power supply though, get one that has a 6+2 pin pci-e and 6 pin pci-e, a good quality 500 - 600w psu would have it. evga has a 500w one for $50,
     
    http://www.evga.com/Produ...aspx?pn=100-B1-0500-KR
     
    Edit by Jedi.  Merged threads, so first part of post was off-topic.
    post edited by NordicJedi - 2013/08/11 15:16:02

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    #10
    Xeon79
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    Re:Can I run my 760 with two 6-pins? 2013/08/11 17:11:34 (permalink)
    I would suggest going to a local computer shop and purchasing another 8 pin connector as the card with its custom fans may use more power than a reference card. The 8 pin is there for a reason.
    #11
    SgtCatastrophe
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    Re:Can I run my 760 with two 6-pins? 2013/08/11 17:22:52 (permalink)
    Well, I figured it out. It turns out I had to press very hard on the adapter for it to go in, now it connects and disconnects without a problem. Its weird because I shouldn't have had press that hard, felt like it was going to break but oh well, its all good now. I wish I'd figured it out sooner, but I was too busy trying to be careful and not break the pins.
     
    I will however take all of your suggestions for future reference when I build another computer in the future, especially when it comes to getting another PSU, not gonna cheap out on it next time. Those EVGA power supplies do look good, they'll most likely be my choice when the time comes for a new PSU.
    #12
    wwcrossww
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 05:30:06 (permalink)
    This may be a somewhat common problem. I bought 2 GTX 770 Classified last week and before I upgraded the power supply I was having to use those adapters. One of the cards adapters gave me absolute hell and did the exact thing you are having problems with. I finally got it to go in, thankfully but it took me about 5 minutes. Only way I was able to get mine to go in was sliding it in from an angle, instead of head on.
     
    I bought a new Corsair HX850 PSU the next day and didnt have any problems at all with those connectors..
    post edited by wwcrossww - 2013/08/12 05:32:35
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    frankieg24
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 06:01:24 (permalink)
    Yea my 8 pin adapter took over 30 min to get into the card. I had to pull and twist the wires to make everything line up just perfectly. Maybe this is an isue EVGA can look at.

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    #14
    _Nite_
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 06:20:31 (permalink)
    frankieg24

    Yea my 8 pin adapter took over 30 min to get into the card. I had to pull and twist the wires to make everything line up just perfectly. Maybe this is an isue EVGA can look at.

     
    Its not just evga, its a problem with 8 pin adapters in general, I use to have some Zotac GTS 250's with a 8 pin plug and had to use an adapter and had the same problem.
     
    Its a better idea in the long run to have a PSU with 6+2 pin PCI-E plugs so its compatible with any card.

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    frankieg24
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 12:57:53 (permalink)
    _Nite_

    frankieg24

    Yea my 8 pin adapter took over 30 min to get into the card. I had to pull and twist the wires to make everything line up just perfectly. Maybe this is an isue EVGA can look at.


    Its not just evga, its a problem with 8 pin adapters in general, I use to have some Zotac GTS 250's with a 8 pin plug and had to use an adapter and had the same problem.

    Its a better idea in the long run to have a PSU with 6+2 pin PCI-E plugs so its compatible with any card.

    Ya I always thought I had an 8 pin on my PSU so I didn't even think about it. You live you learn!

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    #16
    Gasmazk
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 16:03:59 (permalink)
    With my 760 the 8 pin from the PSU has the wrong pin shapes ( Rounded squares or full Squares) to fit the card's PCIe cable socket. One of the plastic pin surroundings on the cable was squared when for the 760 it should have been rounded on two of the corners, or vice versa. Not sure if this is the same issue though and sorry for the wrong terminology i used.. I have to use a 6+2 which had the right pin shapes instead.
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    _Nite_
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 16:28:41 (permalink)
    Gasmazk

    With my 760 the 8 pin from the PSU has the wrong pin shapes ( Rounded squares or full Squares) to fit the card's PCIe cable socket. One of the plastic pin surroundings on the cable was squared when for the 760 it should have been rounded on two of the corners, or vice versa. Not sure if this is the same issue though and sorry for the wrong terminology i used.. I have to use a 6+2 which had the right pin shapes instead.

     
    Your probably talking about the 8 pin CPU plug, its different to the GPU 8 pin to prevent that mistake from happening.

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    Gasmazk
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 16:39:09 (permalink)
    I must admit that was my thought and its probably true.. But I have a 4+4 CPU plug cable which i only need one 4 from on my motherboard... So why would i also get an 8 pin?
     
    (EDIT : I checked my PSU and It has the 4+4 aswell as 8 pin.. just not what i expected i guess, great way to make myself look stupid right -_- )
    #19
    _Nite_
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 16:44:34 (permalink)
    Gasmazk

    I must admit that was my thought and its probably true.. But I have a 4+4 CPU plug cable which i only need one 4 from on my motherboard... So why would i also get an 8 pin?

    (EDIT : I checked my PSU and It has the 4+4 aswell as 8 pin.. just not what i expected i guess, great way to make myself look stupid right -_- )

     
    learn something new every day
     
    anyway it depends on the motherboard you have, some cpu's only need a 4 pin, some need a 8 pin and thier is even motherboards that have 2 x 8 pin cpu plugs but those are only for extreme overclockers.

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    #20
    Gasmazk
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    Re:Can I run my 760 with two 6-pins? 2013/08/12 16:52:56 (permalink)
    yeah, just for my PSU since it only has a 6pin PCIe and 6+2 its hardly that type of high tier product, so I'm unsure why it has such CPU options.. anyway as you say you now I've learnt that i won't look stupid again ;)
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    arbiter
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    Re:Can I run my 760 with two 6-pins? 2013/08/13 02:52:49 (permalink)
    IMO i buy PSU based on load I can put on it. Generally load in range of 40-60%, BECAUSE in most PSU sites I seen its were the PSU is most efficient. The band starting around 40% and starting to drop off after 60% load. Plus it also add's long term upgrade ability without having to think if you got enough PSU.
    #22
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